ISL28208 INTERSIL [Intersil Corporation], ISL28208 Datasheet - Page 19

• Manufacturer Part Number: ISL28208
• Description: 40V Precision Single Supply Rail-Rail Output Low Power Operational Amplifiers
• Manufacturer: INTERSIL [Intersil Corporation]

Characterization vs Simulation Results
FIGURE 61. CHARACTERIZED CLOSED LOOP GAIN vs FREQUENCY
FIGURE 59. CHARACTERIZED OPEN-LOOP GAIN, PHASE vs
100
10
0.1
-100
-10
FIGURE 57. CHARACTERIZED INPUT NOISE VOLTAGE
200
180
160
140
120
100
70
60
50
40
30
20
10
-20
-40
-60
-80
80
60
40
20
0
100
0
0.1
A
A
A
A
SIMULATION
V
R
CL
R
CL
CL
CL
S
L
F
FREQUENCY
= 1001
= 1MΩ
= 10
= 10kΩ, R
= ±15V
= 101
= 1
1
1
R
F
= 0, R
1k
10
GAIN
G
10
G
= 1.1kΩ
FREQUENCY (Hz)
100
= ∞
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
R
19
1k
F
100
= 10kΩ, R
10k 100k 1M 10M 100M 1G
R
F
100k
PHASE
= 10kΩ, R
1k
G
= 10Ω
V
C
R
V
S
OUT
L
L
G
= 4pF
= 2k
= ±5V, ±15V
10k
ISL28108, ISL28208
= 100Ω
1M
= 100mV
100k
P-P
10M
FIGURE 60. SIMULATED OPEN-LOOP GAIN, PHASE vs FREQUENCY
FIGURE 62. SIMULATED CLOSED LOOP GAIN vs FREQUENCY
100
10
-100
0.1
200
150
100
-50
-10
50
0
70
60
50
40
30
20
10
100
0
FIGURE 58. SIMULATED INPUT NOISE VOLTAGE
0.1
SIMULATION
V
R
R
S
L
F
= 10kΩ, R
= ±15V
= 1MΩ
1
1
R
F
GAIN
= 0, R
1k
10
G
10
G
= 1.1kΩ
FREQUENCY (Hz)
100
= ∞
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
R
1k
F
100
= 10kΩ, R
10k 100k 1M 10M 100M 1G
PHASE
R
F
100k
= 10kΩ, R
1k
G
= 10Ω
V
C
R
V
S
L
L
OUT
G
= ±5V, ±15V
= 4pF
= 2k
10k
= 100Ω
1M
= 100mV
March 17, 2011
100k
P-P
FN6935.1
10M